TABLE 2

Summary statistics (mean, genotypic variance Embedded Image, error variance Embedded Image, heritability h2, phenotypic correlation rp, genotypic correlation rg) with associated standard errors for linear transformations Z1, Z2, and Z3 of five biomass-related traits in Arabidopsis hybrid C24 × Col-0

Linear transformationTrait
StatisticRD22 (mm)RD29 (mm)GR (mm/day)DMC (%)BY (mg)
Z1Mean30.3 ± 0.3**77.5 ± 0.5**6.78 ± 0.04**7.79 ± 0.03**98.6 ± 1.6**
Embedded Image34.1 ± 4.2**99.0 ± 11.9**0.42 ± 0.07**0.24 ± 0.04**776.3 ± 109.8**
Embedded Image27.1 ± 1.8**75.0 ± 5.2**0.71 ± 0.05**0.49 ± 0.03**1084.4 ± 72.6**
h279.1 ± 2.579.8 ± 2.464.00 ± 4.3759.10 ± 5.0668.2 ± 3.7
Z2Mean0.7 ± 0.42.5 ± 0.7**0.26 ± 0.06**0.57 ± 0.04**9.6 ± 2.0**
Embedded Image51.2 ± 6.3**124.2 ± 17.5**0.46 ± 0.11**0.25 ± 0.06**1513.5 ± 186.0**
Embedded Image44.6 ± 3.0**163.6 ± 11.4**1.73 ± 0.12**0.73 ± 0.05**1296.7 ± 87.0**
h277.5 ± 2.669.5 ± 3.644.56 ± 6.8350.36 ± 6.6977.8 ± 2.6
Z3Mean−1.0 ± 0.6−2.0 ± 1.0*−0.13 ± 0.09−0.05 ± 0.051.4 ± 3.3
Embedded Image124.6 ± 15.8**211.9 ± 33.6**0.61 ± 0.23**0.25 ± 0.09**4421.2 ± 523.1**
Embedded Image119.5 ± 8.0**370.7 ± 26.0**4.18 ± 0.29**1.72 ± 0.12**3058.7 ± 206.8**
h275.8 ± 2.863.2 ± 4.430.60 ± 8.6029.77 ± 8.7881.3 ± 2.2
rp (Z1, Z2)−0.020.110.16*−0.04−0.09
rp (Z1, Z3)0.37**0.30**0.23**0.16*0.41**
rp (Z2, Z3)−0.050.03−0.070.01**−0.15*
rg (Z1, Z2)−0.040.11*0.24**0.09−0.12*
rg (Z1, Z3)0.38**0.27**0.130.24*0.42**
rg (Z2, Z3)−0.060.00−0.21*−0.05−0.14*
  • Phenotypic correlation was significant at *P < 0.05 and **P < 0.01, respectively, and the genotypic correlation exceeded twice and three times its standard error, respectively. For description of the linear transformations and traits see materials and methods.